PPG Plant C Caustic
Natural gas power plant in Calcasieu Parish, Louisiana. 3.4 MW of nameplate capacity across 1 generator, operated by Westlake 2 US LLC.
Also known as PPG Plant C Caustic Cogen · EIA plant 50490
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Key facts
- Capacity
- 3.4 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- October 1986First generator online
- Operator
- Westlake 2 US LLCEIA operator ID 14306
- Grid
- MISOBalancing authority MISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Calcasieu Parish, LA30.2264, −93.2938
- EIA plant ID
- 50490EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power PPG Plant C Caustic produces
Free · EIA-923Net generation, 2025
14.2 GWh
14,172 MWh, final
Capacity factor, 2025
47.6%
2024: 45.5%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
0.4–14.3
GWh a year. Low 2020, high 2017
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | 22,857 | Not reported | 12 of 12 |
| 2003 | 17,778 | Not reported | 12 of 12 |
| 2004 | 20,400 | Not reported | 12 of 12 |
| 2005 | 15,528 | Not reported | 12 of 12 |
| 2006 | 19,392 | Not reported | 12 of 12 |
| 2007 | 19,614 | Not reported | 12 of 12 |
| 2008 | 16,254 | Not reported | 12 of 12 |
| 2009 | 15,576 | Not reported | 12 of 12 |
| 2010 | 16,428 | 55.2% | 12 of 12 |
| 2011 | 16,170 | 54.3% | 12 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | 7,908 | 26.6% | 12 of 12 |
| 2014 | 11,970 | 40.2% | 12 of 12 |
| 2015 | 8,965 | 30.1% | 12 of 12 |
| 2016 | 12,498 | 41.8% | 12 of 12 |
| 2017 | 14,322 | 48.1% | 12 of 12 |
| 2018 | 14,046 | 47.2% | 12 of 12 |
| 2019 | 12,894 | 43.3% | 12 of 12 |
| 2020 | 402 | 1.3% | 12 of 12 |
| 2021 | 1,950 | 6.5% | 12 of 12 |
| 2022 | 2,904 | 9.8% | 12 of 12 |
| 2023 | 6,024 | 20.2% | 12 of 12 |
| 2024 | 13,578 | 45.5% | 12 of 12 |
| 2025 | 14,172 | 47.6% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| TE | Natural Gas Steam Turbine | 3.4 | October 1986 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Westlake 2 US LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Power plants near PPG Plant C Caustic
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Questions about PPG Plant C Caustic
How much power does PPG Plant C Caustic produce?
PPG Plant C Caustic reported 14,172 MWh (14.2 GWh) of net generation in 2025, a 47.6% capacity factor on 3.4 MW of nameplate capacity.
Where is PPG Plant C Caustic?
PPG Plant C Caustic is in Calcasieu Parish, Louisiana, at 30.2264, −93.2938. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates PPG Plant C Caustic?
EIA-860M for August 2026 lists Westlake 2 US LLC as the operator (EIA operator ID 14306). The operator is not always the owner.
When did PPG Plant C Caustic start operating?
Its first generator began operating in October 1986, according to EIA-860M.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page